CA3203972C - METHOD AND SYSTEM FOR HEMODYNAMIC MONITORING - Google Patents

METHOD AND SYSTEM FOR HEMODYNAMIC MONITORING

Info

Publication number
CA3203972C
CA3203972C CA3203972A CA3203972A CA3203972C CA 3203972 C CA3203972 C CA 3203972C CA 3203972 A CA3203972 A CA 3203972A CA 3203972 A CA3203972 A CA 3203972A CA 3203972 C CA3203972 C CA 3203972C
Authority
CA
Canada
Prior art keywords
signal
signals
hybrid
subject
output
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA3203972A
Other languages
English (en)
French (fr)
Other versions
CA3203972A1 (en
Inventor
Baruch Levy
Shmuel Marcovitch
Eliezer SHUSMAN
David ROTENBERG
Yoav Avidor
Original Assignee
Baxter Healthcare SA
Baxter International Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Baxter Healthcare SA, Baxter International Inc filed Critical Baxter Healthcare SA
Priority to CA3203972A priority Critical patent/CA3203972C/en
Publication of CA3203972A1 publication Critical patent/CA3203972A1/en
Application granted granted Critical
Publication of CA3203972C publication Critical patent/CA3203972C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/02028—Determining haemodynamic parameters not otherwise provided for, e.g. cardiac contractility or left ventricular ejection fraction
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/026—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/026—Measuring blood flow
    • A61B5/029—Measuring blood output from the heart, e.g. minute volume
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/026—Measuring blood flow
    • A61B5/0295—Measuring blood flow using plethysmography, i.e. measuring the variations in the volume of a body part as modified by the circulation of blood therethrough, e.g. impedance plethysmography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0535—Impedance plethysmography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/14535—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring haematocrit
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/41—Detecting, measuring or recording for evaluating the immune or lymphatic systems
    • A61B5/412—Detecting or monitoring sepsis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4806—Sleep evaluation
    • A61B5/4818—Sleep apnoea
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7228—Signal modulation applied to the input signal sent to patient or subject; Demodulation to recover the physiological signal
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A61B8/065—Measuring blood flow to determine blood output from the heart
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/024—Measuring pulse rate or heart rate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4836—Diagnosis combined with treatment in closed-loop systems or methods
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4869—Determining body composition
    • A61B5/4875—Hydration status, fluid retention of the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Cardiology (AREA)
  • Physiology (AREA)
  • Hematology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Psychiatry (AREA)
  • Artificial Intelligence (AREA)
  • Vascular Medicine (AREA)
  • Immunology (AREA)
  • Pulmonology (AREA)
  • Optics & Photonics (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
CA3203972A 2011-07-25 2012-07-25 METHOD AND SYSTEM FOR HEMODYNAMIC MONITORING Active CA3203972C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3203972A CA3203972C (en) 2011-07-25 2012-07-25 METHOD AND SYSTEM FOR HEMODYNAMIC MONITORING

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161511163P 2011-07-25 2011-07-25
US61/511,163 2011-07-25
CA3142042A CA3142042C (en) 2011-07-25 2012-07-25 Method and system for monitoring hemodynamics
CA3203972A CA3203972C (en) 2011-07-25 2012-07-25 METHOD AND SYSTEM FOR HEMODYNAMIC MONITORING

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA3142042A Division CA3142042C (en) 2011-07-25 2012-07-25 Method and system for monitoring hemodynamics

Publications (2)

Publication Number Publication Date
CA3203972A1 CA3203972A1 (en) 2013-01-31
CA3203972C true CA3203972C (en) 2025-10-14

Family

ID=47600584

Family Applications (3)

Application Number Title Priority Date Filing Date
CA3203972A Active CA3203972C (en) 2011-07-25 2012-07-25 METHOD AND SYSTEM FOR HEMODYNAMIC MONITORING
CA2876431A Active CA2876431C (en) 2011-07-25 2012-07-25 Method and system for monitoring hemodynamics
CA3142042A Active CA3142042C (en) 2011-07-25 2012-07-25 Method and system for monitoring hemodynamics

Family Applications After (2)

Application Number Title Priority Date Filing Date
CA2876431A Active CA2876431C (en) 2011-07-25 2012-07-25 Method and system for monitoring hemodynamics
CA3142042A Active CA3142042C (en) 2011-07-25 2012-07-25 Method and system for monitoring hemodynamics

Country Status (10)

Country Link
US (6) US9380947B2 (he)
EP (2) EP4309576A3 (he)
JP (2) JP6124886B2 (he)
KR (4) KR102209543B1 (he)
CN (1) CN103796576B (he)
AU (4) AU2012288416B2 (he)
BR (1) BR112013028102A2 (he)
CA (3) CA3203972C (he)
IL (2) IL249799B (he)
WO (1) WO2013014671A1 (he)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102209543B1 (ko) 2011-07-25 2021-01-29 치타 메디컬, 인코퍼레이티드 혈류역학 감시 방법 및 시스템
CN104334076B (zh) * 2012-06-05 2018-04-03 奇塔医疗公司 评估脓毒症可能性的方法和系统
ES2537351B1 (es) * 2013-11-04 2015-12-03 Universidad De Sevilla Sensor inteligente de bioimpedancia para aplicaciones biomédicas
US10357180B2 (en) * 2014-01-16 2019-07-23 D.T.R. Dermal Therapy Research Inc. Health monitoring system
WO2017051885A1 (ja) * 2015-09-25 2017-03-30 株式会社日立ハイテクノロジーズ 情報処理装置、情報処理方法、情報処理プログラム
US10874324B2 (en) * 2015-10-20 2020-12-29 General Electric Company Detection of physiological changes in impedance monitoring
JP2017153845A (ja) 2016-03-04 2017-09-07 日本光電工業株式会社 生体情報測定装置、混合静脈血酸素飽和度推定方法、及びプログラム
US10765329B2 (en) * 2016-05-02 2020-09-08 Topera, Inc. System and method to define an aggregated stability map of a rotational source over a plurality of time intervals associated with a biological rhythm disorder
EP3537961B1 (en) * 2016-11-10 2025-06-25 The Research Foundation for The State University of New York System, method and biomarkers for airway obstruction
CN107296593A (zh) * 2017-05-31 2017-10-27 江苏斯坦德利医疗科技有限公司 一种血液动力学参数获取方法及装置
US10993672B2 (en) 2017-12-31 2021-05-04 Msheaf Health Management Technologies Limited Non-invasive method and system to extract characteristic information of bio-tissues
US10966668B2 (en) * 2017-12-31 2021-04-06 Msheaf Health Management Technologies Limited Method and apparatus to measure bodily fluid and its change, and blood volume change
CN110432903A (zh) * 2018-04-06 2019-11-12 麦层移动健康管理有限公司 一种用于提取生物组织特征信息的非侵入性方法及其系统
KR20190134433A (ko) 2018-05-25 2019-12-04 주식회사 피지오닉스 심박 출량 신호 해석 장치 및 방법
EP3669774A1 (en) * 2018-12-18 2020-06-24 Koninklijke Philips N.V. Inductive sensing system and method
CN113727644B (zh) * 2019-04-18 2025-12-30 麦层移动健康管理有限公司 一种测量心肌组织运动特征的非侵入性方法及系统
US11471102B2 (en) * 2019-06-20 2022-10-18 Medici Technologies Llc Hydration assessment system
JP7526212B2 (ja) 2019-07-01 2024-07-31 バクスター・インターナショナル・インコーポレイテッド 身体からの信号を検知するためのデバイス及び方法
EP3993699B1 (en) 2019-07-01 2023-07-26 Baxter International Inc. Device for sensing signals from a body
US20240122497A1 (en) * 2019-07-15 2024-04-18 The Research Foundation For The State University Of New York System, method and biomarkers for airway obstruction
KR102273117B1 (ko) 2019-08-29 2021-07-06 주식회사 피지오닉스 리액턴스 성분을 이용한 심박출량 측정 장치 및 방법
KR102305179B1 (ko) 2019-10-16 2021-09-27 주식회사 바이랩 전기 임피던스 단층촬영을 이용한 심폐기능 모니터링 방법 및 시스템
KR102419262B1 (ko) 2020-11-05 2022-07-11 주식회사 피지오닉스 심박출량을 통한 혈압 추정 장치 및 방법
KR20220063346A (ko) 2020-11-10 2022-05-17 주식회사 피지오닉스 심박출량 측정이 가능하며 aed를 포함하는 체중계 및 헬스케어 시스템
KR102438217B1 (ko) 2020-11-10 2022-08-30 주식회사 피지오닉스 리액턴스 성분을 이용한 심박출량 측정 장치 및 이를 포함한 체중계
WO2022240812A1 (en) * 2021-05-10 2022-11-17 Flashback Technologies, Inc. Non-invasive detection and differentiation of sepsis
CN115137334B (zh) * 2022-06-29 2025-04-08 苏州晟智医疗科技有限公司 创伤性休克的血液监测装置及血液监测方法
EP4676315A1 (en) * 2023-04-10 2026-01-14 Becton, Dickinson and Company Systems and methods for measuring cardiac output
CN116610221B (zh) * 2023-07-19 2024-03-12 深圳市巨朋电子科技有限公司 一种可监测用户生理指标的智能键盘及计算机系统

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3340867A (en) 1964-08-19 1967-09-12 Univ Minnesota Impedance plethysmograph
US4450527A (en) 1982-06-29 1984-05-22 Bomed Medical Mfg. Ltd. Noninvasive continuous cardiac output monitor
GB8431500D0 (en) 1984-12-13 1985-01-23 Antec Systems Measurement of thoracic impedances
US4852580A (en) 1986-09-17 1989-08-01 Axiom Medical, Inc. Catheter for measuring bioimpedance
US4926868A (en) * 1987-04-15 1990-05-22 Larsen Lawrence E Method and apparatus for cardiac hemodynamic monitor
US4870578A (en) 1987-08-19 1989-09-26 Bomed Medical Manufacturing, Ltd. Diastolic clamp for bioimpedance measuring device
US5178154A (en) 1990-09-18 1993-01-12 Sorba Medical Systems, Inc. Impedance cardiograph and method of operation utilizing peak aligned ensemble averaging
US5642734A (en) 1990-10-04 1997-07-01 Microcor, Inc. Method and apparatus for noninvasively determining hematocrit
US5211177A (en) 1990-12-28 1993-05-18 Regents Of The University Of Minnesota Vascular impedance measurement instrument
US5423326A (en) 1991-09-12 1995-06-13 Drexel University Apparatus and method for measuring cardiac output
US5309917A (en) * 1991-09-12 1994-05-10 Drexel University System and method of impedance cardiography and heartbeat determination
US5458117A (en) 1991-10-25 1995-10-17 Aspect Medical Systems, Inc. Cerebral biopotential analysis system and method
IL102300A (en) 1992-06-24 1996-07-23 N I Medical Ltd Non-invasive system for determining of the main cardiorespiratory parameters of the human body
US5505209A (en) 1994-07-07 1996-04-09 Reining International, Ltd. Impedance cardiograph apparatus and method
US5615689A (en) 1994-12-12 1997-04-01 St. Luke's-Roosevelt Hospital Method of predicting body cell mass using bioimpedance analysis
US5503157A (en) 1995-03-17 1996-04-02 Sramek; Bohumir System for detection of electrical bioimpedance signals
CA2218281C (en) 1995-04-20 2004-08-17 Microcor, Inc. Method and apparatus for noninvasively determining hematocrit
US5685316A (en) 1996-04-08 1997-11-11 Rheo-Graphic Pte Ltd. Non-invasive monitoring of hemodynamic parameters using impedance cardiography
AU5427098A (en) 1996-11-04 1998-05-29 Johns Hopkins University, The Assessing cardiac contractility and cardiovascular interaction
AUPQ420599A0 (en) 1999-11-24 1999-12-16 Duncan Campbell Patents Pty Ltd Method and apparatus for determining cardiac output or total peripheral resistance
US6554774B1 (en) 2000-03-23 2003-04-29 Tensys Medical, Inc. Method and apparatus for assessing hemodynamic properties within the circulatory system of a living subject
US6496732B1 (en) 2000-05-25 2002-12-17 The Regents Of The University Of California Internal cardiac output monitor
US7801598B2 (en) 2000-08-14 2010-09-21 Fresenius Medical Care Holdings, Inc. Device and method for the determination of dry weight by continuous measurement of resistance and calculation of circumference in a body segment using segmental bioimpedance analysis
US7228170B2 (en) 2000-08-14 2007-06-05 Renal Research Institute, Llc Device and method for monitoring and controlling physiologic parameters of a dialysis patient using segmental bioimpedance
US6511438B2 (en) 2001-04-03 2003-01-28 Osypka Medical Gmbh Apparatus and method for determining an approximation of the stroke volume and the cardiac output of the heart
US7761141B2 (en) 2001-10-31 2010-07-20 Robert Hirsh Non-invasive method and device to monitor cardiac parameters without use of electrical-mechanical interval
AU2003255907A1 (en) 2002-09-27 2004-04-19 Koninklijke Philips Electronics N.V. Wearable device for transcutaneous blood flow monitoring
US8414498B2 (en) 2003-05-12 2013-04-09 Cheetah Medical, Inc. System, method and apparatus for measuring blood flow and blood volume
US20060085048A1 (en) 2004-10-20 2006-04-20 Nervonix, Inc. Algorithms for an active electrode, bioimpedance-based tissue discrimination system
US8388545B2 (en) 2005-02-15 2013-03-05 Cheetah Medical, Inc. System, method and apparatus for measuring blood flow and blood volume
JP4908787B2 (ja) * 2005-06-29 2012-04-04 株式会社日立製作所 プラズマディスプレイパネル及びそれを用いた画像表示システム。
US20070016029A1 (en) * 2005-07-15 2007-01-18 General Electric Company Physiology workstation with real-time fluoroscopy and ultrasound imaging
DE102006004415A1 (de) 2006-01-31 2007-08-09 Up Management Gmbh & Co Med-Systems Kg Vorrichtung zum Bewerten eines hämodynamischen Zustandes eines Patienten, wobei eine Herz-Lungen-Interaktion verwendet wird
AU2007297614A1 (en) 2006-09-21 2008-03-27 Noninvasive Medical Technologies, Inc. Apparatus and method for non-invasive thoracic radio interrogation
CN101553163A (zh) 2006-09-21 2009-10-07 奈鹰唯医学科技公司 用于非侵入式胸部射频探询的装置和方法
US9095271B2 (en) 2007-08-13 2015-08-04 Cheetah Medical, Inc. Dynamically variable filter
US8523777B2 (en) 2007-04-19 2013-09-03 Cheetah Medical, Inc. Method, apparatus and system for predicting electromechanical dissociation
TW200905084A (en) * 2007-07-26 2009-02-01 Sunonwealth Electr Mach Ind Co Fan impeller structure
AU2008207672B2 (en) * 2008-02-15 2013-10-31 Impedimed Limited Impedance Analysis
CN102159132B (zh) 2008-09-22 2015-11-25 奇塔医疗公司 用于确定血流的系统和方法
KR102209543B1 (ko) 2011-07-25 2021-01-29 치타 메디컬, 인코퍼레이티드 혈류역학 감시 방법 및 시스템

Also Published As

Publication number Publication date
US11389070B2 (en) 2022-07-19
US20160310016A1 (en) 2016-10-27
CA2876431C (en) 2022-01-18
EP2736405A4 (en) 2015-02-11
US20150366468A1 (en) 2015-12-24
US10512405B2 (en) 2019-12-24
EP2736405A1 (en) 2014-06-04
BR112013028102A2 (pt) 2017-06-27
US20160310015A1 (en) 2016-10-27
JP6472832B2 (ja) 2019-02-20
EP4309576A3 (en) 2024-04-10
JP2017148534A (ja) 2017-08-31
CA3142042C (en) 2023-08-15
US20190298178A1 (en) 2019-10-03
JP6124886B2 (ja) 2017-05-10
KR102073221B1 (ko) 2020-02-04
EP2736405B1 (en) 2023-12-13
KR102432709B1 (ko) 2022-08-12
IL280839B (he) 2022-02-01
HK1197009A1 (zh) 2015-01-02
CA2876431A1 (en) 2013-01-31
AU2012288416B2 (en) 2016-12-22
CA3142042A1 (en) 2013-01-31
KR102209543B1 (ko) 2021-01-29
AU2012288416A1 (en) 2013-10-03
US20160310013A1 (en) 2016-10-27
AU2020213344B2 (en) 2021-12-09
US9380947B2 (en) 2016-07-05
CN103796576A (zh) 2014-05-14
IL280839A (he) 2021-04-29
US10433735B2 (en) 2019-10-08
CA3203972A1 (en) 2013-01-31
AU2017201920A1 (en) 2017-04-13
IL249799B (he) 2021-02-28
CN103796576B (zh) 2016-03-30
AU2018250405A1 (en) 2018-11-08
US10448841B2 (en) 2019-10-22
EP2736405C0 (en) 2023-12-13
IL249799A0 (he) 2017-02-28
AU2020213344A1 (en) 2020-08-27
KR20210013301A (ko) 2021-02-03
KR20140058570A (ko) 2014-05-14
KR102342217B1 (ko) 2021-12-21
KR20200014936A (ko) 2020-02-11
US10456047B2 (en) 2019-10-29
JP2014521433A (ja) 2014-08-28
WO2013014671A1 (en) 2013-01-31
KR20210156879A (ko) 2021-12-27
WO2013014671A8 (en) 2013-04-11
US20160310014A1 (en) 2016-10-27
EP4309576A2 (en) 2024-01-24
AU2018250405B2 (en) 2020-05-07

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